Find the inverse of the matrix,
1, 2 ,-1
2, 5, 1
3, 6, -2
Use the tools for 3 x 3 matrix inversion shown here:
http://www.analyzemath.com/matrices/inverse.html
Enjoy
1, 2 ,-1
2, 5, 1
3, 6, -2
http://www.analyzemath.com/matrices/inverse.html
Enjoy